is a songwriter. word is stephen tylerandjenniferlopezarefront-runner to res place her. those are the top stories. do you think steven tyler from aerosmith or jenny from the block are tougher judge? >> i go with steven tyler on that one. >> he may be the new simon cowell. we'll see. >> uma: that should be interesting. thank you, molly. >> thank you. >> uma: the list of worries on the minds of mid-term voters is long and growing. one theme keeps coming up time after time. laura has the latest on the fox news dynamic poll. >> the nation's economy tops the list of concerns for most american voters who took part in the latest fox news opinion dynamics poll, which also revealed who should get credit if the military action in iraq is a success. >> the latest poll shows out of the concerns the great zest the nation economy with the voters extremely or very concerned. unemployment is big on the list with 43% of voters saying they're extremely concerned and 49% of voters saying they are very concerned. the poll finds voters are extremely worried or very worried about lose ig thar jos. president bu